<template>
  <div class="loginpic niMingLogin">
    <el-image class="loginbg" :src="url" fit="cover"></el-image>
    <div class="loginbox">
      <div class="pai">
        <el-image style="width: 340px; height: 90px" :src="website.logo" fit="contain" class="logo">
        </el-image>
<!--        <div class="logozi">{{ website.title }}</div>-->
      </div>
      <div class="loginmain">
        <div class="title">
          <span>{{ hdInfo.hdName }}</span>
        </div>
        <div class="fontDa">
          <cpnm-loginpz :hdInfo="hdInfo" v-if="activeName==='cpnm'" style="margin-top:20px"/>
          <cpsmLogin :hdInfo="hdInfo" v-else-if="activeName==='cpsm'" />
        </div>
      </div>
    </div>
    <div class="login-copyright nMcopyright" style="justify:center;">
      {{ website.copyright }}
    </div>
  </div>
</template>
<script>
import { mapGetters } from 'vuex'
import topColor from '@/page/index/top/top-color'
import { getObj as getHdInfo } from '@/api/ceping/eval-activity'
import cpnmLoginpz from './cpnmloginpz'
import cpsmLogin from './cpsmlogin'
import { encode, decode } from "@/util/Base64";

export default {
  name: 'Login',
  components: {
    cpnmLoginpz,
    cpsmLogin,
    topColor
  },
  data() {
    return {
      tenantList: [],
      active: '',
      socialForm: {},
      url: "img/loginbg.png",
      mode: "login",
      hdInfo: {}
    }
  },
  watch: {
    $route: {
      handler() {
        const params = this.$route.query
        if (this.validatenull(params.state) && this.validatenull(params.code)) return

        this.socialForm.state = params.state
        this.socialForm.code = params.code

        const loading = this.$loading({
          lock: true,
          text: `登录中,请稍后。。。`,
          spinner: 'el-icon-loading'
        })
        this.$store.dispatch('LoginBySocial', this.socialForm).then(
          () => {
            loading.close()
            this.$router.push({ path: this.tagWel.value })
          }).catch(() => {
            loading.close()
          })
      },
      immediate: true
    }
  },
  created() {
    this.watermark()
    this.init();
  },
  mounted() {
  },
  computed: {
    ...mapGetters(['website'])
  },
  methods: {
    init() {
      let params = this.$route.query
      this.mode = "login";
      if (params.cpinfonew) {
        let cpinfonew = JSON.parse(decode(params.cpinfonew))
        if (cpinfonew.type == "0") {
          this.activeName = "cpsm"
        } else {
          this.activeName = "cpnm"
        }
        getHdInfo(cpinfonew.hdId).then(res => {
          this.hdInfo = res.data.data;
        })
        this.mode = "cpHd";
      }
    },
    handleCommand(command) {
      setStore({ name: 'tenantId', content: command })
    },
    watermark() {
      const text = ''
      const canvas = document.createElement('canvas')
      canvas.width = '500'
      canvas.height = '200'
      const ctx = canvas.getContext('2d')
      ctx.clearRect(0, 0, 200, 200) // 绘制之前画布清除
      ctx.font = '30px 黑体'
      ctx.rotate(-20 * Math.PI / 180) // 为了实现水印倾斜效果,旋转画布坐标系
      ctx.fillStyle = 'rgba(100,100,100,0.15)' // 画笔颜色
      ctx.fillText(text, -20, 200) // 书写的内容及位置
      ctx.rotate('20*Math.PI/180') // 坐标系还原,如果后续没有其他操作,这一步可以省略
      // 将canvas的内容转换为base64编码
      const data = canvas.toDataURL('image/png', 1) // 1表示质量(无损压缩)

      window.onload = () => {
        const background = 'url(' + data + ') repeat'
        var watermark = document.createElement('div')
        watermark.style.width = '100%'
        watermark.style.height = '100%'
        watermark.style.position = 'fixed'
        watermark.style.left = '0'
        watermark.style.top = '0'
        watermark.style.pointerEvents = 'none'
        watermark.style.background = background
        watermark.style.zIndex = '9999'
        document.body.append(watermark)
      }
    }
  }
}
</script>

<style lang="scss" scoped>
@import "@/styles/login.scss";
.loginpic.niMingLogin {
  .loginmain {
    // max-width: 1200px;
    // min-width: 780px;
    // width: auto;
    position: absolute;
    // left: 50%;
    // margin: 0;
    // transform: translateX(-50%);
    .title {
      font-size: 32px;
    }
  }

  .nMcopyright {
    width: 100% !important;
  }
}
</style>
